DNA RNA replication transcription translation NEET-UG Biology MCQ

Which of the following statements about operons is correct?

ASeveral structural genes in series are controlled by one promoter

BEach of several structural genes in series has a different promoter

CA single structural gene has multiple promoters

DTranscription produces monocistronic RNA

Correct answer: A. Several structural genes in series are controlled by one promoter

In operons, several structural genes are transcribed together under the control of one promoter.

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